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    <body><span class="vcard"><a class="email" href="mailto:paulsson@linux.vnet.ibm.com" title="Jonas Paulsson <paulsson@linux.vnet.ibm.com>"> <span class="fn">Jonas Paulsson</span></a>
</span> changed
          <a class="bz_bug_link 
          bz_status_RESOLVED  bz_closed"
   title="RESOLVED FIXED - [CorrelatedValuePropagation / LazyValueInfo] wrong code generation"
   href="https://bugs.llvm.org/show_bug.cgi?id=45384">bug 45384</a>
          <br>
             <table border="1" cellspacing="0" cellpadding="8">
          <tr>
            <th>What</th>
            <th>Removed</th>
            <th>Added</th>
          </tr>

         <tr>
           <td style="text-align:right;">Resolution</td>
           <td>DUPLICATE
           </td>
           <td>FIXED
           </td>
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        <div>
            <b><a class="bz_bug_link 
          bz_status_RESOLVED  bz_closed"
   title="RESOLVED FIXED - [CorrelatedValuePropagation / LazyValueInfo] wrong code generation"
   href="https://bugs.llvm.org/show_bug.cgi?id=45384#c2">Comment # 2</a>
              on <a class="bz_bug_link 
          bz_status_RESOLVED  bz_closed"
   title="RESOLVED FIXED - [CorrelatedValuePropagation / LazyValueInfo] wrong code generation"
   href="https://bugs.llvm.org/show_bug.cgi?id=45384">bug 45384</a>
              from <span class="vcard"><a class="email" href="mailto:paulsson@linux.vnet.ibm.com" title="Jonas Paulsson <paulsson@linux.vnet.ibm.com>"> <span class="fn">Jonas Paulsson</span></a>
</span></b>
        <pre>(In reply to Florian Hahn from <a href="show_bug.cgi?id=45384#c1">comment #1</a>)
<span class="quote">> I think this was indeed what 4878aa3 was supposed to fix. Jonas, do you know
> why non of the public SystemZ bots caught the issue?

> *** This bug has been marked as a duplicate of <a class="bz_bug_link 
          bz_status_RESOLVED  bz_closed"
   title="RESOLVED FIXED - SROA and LVI interpreting undef differently"
   href="show_bug.cgi?id=44949">bug 44949</a> ***</span >

Ah, I see. Great that you fixed it :-)

I guess this didn't show up on SystemZ until the postgresql-12 package was
built (via clang bootstrapping) and llvm-lto crashed. Is there any
configuration in particular you have in mind?

I tried to cherry-pick your patch (4878aa3) onto llvm10-rc5, but it did not
apply cleanly. I think the Ubuntu release that ships with llvm-10 needs this
patch so I wonder what to do... Could you perhaps help with the merge since you
have worked with it?</pre>
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